This sanguine boulevard was named after a deadly cowboy bar fight.

Ancient pueblos built into the base of a natural canyon wall.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

A spiritual vortex among the red rocks in Sedona.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

The unusual burial monument of Arizona's first governor.

A self-built castle made by a mysterious man.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Offering commanding views of the California coastline, this restaurant was a hub for the artists and bohemians of Big Sur.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

A classically inspired temple in Redwood City.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

Guarded by the Angel of Grief, the Stanford family tomb attracts an odd mix of halloween revelry and somber contemplation.

A hidden world of exotic succulents and cacti.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

A 90-acre park on former landfill that hosts an annual kite festival.

One of the best absinthe distilleries in the United States.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

Playable, historic pinball machines fill this Alameda museum.